Environmental chamber for stimulating plant growth



FIG. 1 is a perspective view of an environmental chamber for stimulating plant growth showing my new design;

FIG. 2 is a reduced top plan view thereof;

FIG. 3 is a reduced front elevational view thereof;

FIG. 4 is a reduced rear elevational view thereof; and

FIG. 5 is a reduced bottom plan view thereof. 

The ornamental design for an environmental chamber for stimulating plant growth, as shown and described. 